Dehio is a surname. Notable people with the surname include: * Erhard Arnold Julius Dehio (1855–1940), Baltic German merchant and politician, former mayor of Tallinn (1918) * Georg Dehio (1850–1932), Baltic German art historian * Ludwig Dehio (1888–1963), German archivist and historian, son of Georg Dehio * Karl Gottfried Konstantin Dehio (1851–1927), Baltic German internist and professor of pathology

See also